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Required Navigation Lights: Sailboats Under Sail

Sailboat with red and green sidelights and white sternlight

Red and green sidelights and one sternlight meet the navigation lights requirement for sailboats that are not operating under engine power (Rule 25).

Sailboat with red and green sidelights, white sternlight, and two all-round lights in a vertical line

Red and green sidelights, one sternlight, and two all-round lights in a vertical line (upper red, lower green) also meet the navigation lights requirement for sailboats that are not operating under engine power (Rule 25).

Sailboat with a combination red, green, and white light near top of mast

One combination red, green, and white light exhibited near the top of the mast meets the navigation lights requirement for sailboats less than 20 metres (65.6 feet) in length and not operating under engine power (Rule 25).

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